chore: import upstream snapshot with attribution

2026-07-13 13:36:25 +08:00
commit 26446540fa
3151 changed files with 974126 additions and 0 deletions
@@ -0,0 +1,93 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+"""The default database that uses a JSON File to store tuning records"""
+
+import os.path as osp
+
+from tvm_ffi import register_object
+
+from .. import _ffi_api
+from .database import Database
+
+
+@register_object("s_tir.meta_schedule.JSONDatabase")
+class JSONDatabase(Database):
+    """Database class backed by JSON.
+
+    Parameters
+    ----------
+    path_workload : str
+        The path to the workload table.
+    path_tuning_record : str
+        The path to the tuning record table.
+    module_equality : Optional[str]
+        A string to specify the module equality testing and hashing method.
+        It must be one of the followings:
+
+          - "structural": Use StructuralEqual/Hash
+          - "ignore-tensor": Same as "structural", but ignore tensor raw data during
+                              equality testing and hashing.
+          - "anchor-block": Apply equality testing and hashing on the anchor block extracted from a
+                            given module. The "ignore-tensor" varint is used for the extracted
+                            blocks or in case no anchor block is found.
+                            For the definition of the anchor block, see tirx/analysis/analysis.py.
+    """
+
+    path_workload: str
+    path_tuning_record: str
+
+    def __init__(
+        self,
+        path_workload: str | None = None,
+        path_tuning_record: str | None = None,
+        *,
+        work_dir: str | None = None,
+        allow_missing: bool = True,
+        module_equality: str = "structural",
+    ) -> None:
+        """Constructor.
+
+        Parameters
+        ----------
+        path_workload : Optional[str] = None
+            The path to the workload table. If not specified,
+            will be generated from `work_dir` as `$work_dir/database_workload.json`.
+        path_tuning_record : Optional[str] = None
+            The path to the tuning record table. If not specified,
+            will be generated from `work_dir` as `$work_dir/database_tuning_record.json`.
+        work_dir : Optional[str] = None
+            The work directory, if specified, will be used to generate `path_tuning_record`
+            and `path_workload`.
+        allow_missing : bool
+            Whether to create new file when the given path is not found.
+        """
+        if work_dir is not None:
+            if path_workload is None:
+                path_workload = osp.join(work_dir, "database_workload.json")
+            if path_tuning_record is None:
+                path_tuning_record = osp.join(work_dir, "database_tuning_record.json")
+        if path_workload is None:
+            raise ValueError("`path_workload` is not specified.")
+        if path_tuning_record is None:
+            raise ValueError("`path_tuning_record` is not specified.")
+        self.__init_handle_by_constructor__(
+            _ffi_api.DatabaseJSONDatabase,  # type: ignore # pylint: disable=no-member
+            path_workload,
+            path_tuning_record,
+            allow_missing,
+            module_equality,
+        )